Home / 11,035.77-15,229.35-6,320.07

Finding the Fourth Proportional to 11,035.77, 15,229.35 and 6,320.07

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Solution

The fourth proportional to 11,035.77, 15,229.35 and 6,320.07 is: 8,721.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,035.77 : 15,229.35 = 6,320.07 : x
  2. Step 2: Convert to fraction form
    11,035.77/15,229.35 = 6,320.07/x
  3. Step 3: Cross multiply
    11,035.77x = 15,229.35 × 6,320.07
  4. Step 4: Simplify right side
    11,035.77x = 96,250,558.05
  5. Step 5: Solve for x
    x = 96,250,558.05/11,035.77
  6. Step 6: Final answer
    x = 8,721.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.